k subscript two plus k subscript one times open bracket two theta plus open parenthesis one minus theta close parenthesis times p close bracket divided by open parenthesis one plus theta close parenthesis plus k subscript zero times open bracket two theta plus open parenthesis one minus theta close parenthesis times p close bracket times open bracket three theta plus open parenthesis one minus theta close parenthesis times p close bracket divided by open parenthesis one plus theta close parenthesis times open parenthesis one plus two theta close parenthesis